Batteries Type: liquid lithium-ion ,LIPOLY batteries (18650)
Product Size: 57mm x 28mm
Screen size:27mm x 17mm
This is the mobile power module Accessories, 18650 Circuit board shell.
Meet the individual needs of your DIY, but you must understand basic electronic assembly.
The circuit board is connected to the battery negative B-, B + is the positive, do not
input voltage :2.5v-4v(battery terminal)
Cut off voltage:2.5-3v
connecting reversed, connecting reversed will burn the board, the battery is connected
in parallel welding, assembling battery. Note that the insulation between the battery and the
circuit board, battery lead not to touch the circuit board, so as not to cause a short circuit.
Motherboard comes with protection function: Charging overcharge protection,
over-discharge protection, overcurrent protection.
Intelligent output device after charging full, automatically stop charging,
to prevent mobile phones overcharge.
Output voltage and current stable, will not harm user devices.
YOU DON'T HAVE TO THROW AWAY YOUR SPOILED POWER BANKS ANYMORE JUST BUY THIS AND RECONNECT THE BATTERY TERMINALS TO IT